Nick Cannon's funny reaction to Mariah Carey's engagement

Mariah Carey's Husband, Nick Cannon, shared this photo of himself on IG. This photo is actually from one of the scenes in the show-- Real Husbands of Hollywood. Read what he wrote below:

This is so mature of Nick. 

Meanwhile, Mariah is still legally married to Nick and her fiance is also still married to his wife- Erica Packer who's now dating singer, Seal.